From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- dom/quota/StringifyUtils.cpp | 66 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 dom/quota/StringifyUtils.cpp (limited to 'dom/quota/StringifyUtils.cpp') diff --git a/dom/quota/StringifyUtils.cpp b/dom/quota/StringifyUtils.cpp new file mode 100644 index 0000000000..c85698ef60 --- /dev/null +++ b/dom/quota/StringifyUtils.cpp @@ -0,0 +1,66 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "mozilla/ThreadLocal.h" +#include "mozilla/dom/quota/StringifyUtils.h" +#include "nsTHashSet.h" + +namespace mozilla { + +MOZ_THREAD_LOCAL(nsTHashSet*) +Stringifyable::sActiveStringifyableInstances; + +#ifdef DEBUG +Atomic sStringifyableTLSInitialized(false); +#endif + +void Stringifyable::Stringify(nsACString& aData) { + if (IsActive()) { + aData.Append("(...)"_ns); + return; + } + + SetActive(true); + aData.Append(kStringifyStartInstance); + DoStringify(aData); + aData.Append(kStringifyEndInstance); + SetActive(false); +} + +/* static */ void Stringifyable::InitTLS() { + if (sActiveStringifyableInstances.init()) { +#ifdef DEBUG + sStringifyableTLSInitialized = true; +#endif + } +} + +bool Stringifyable::IsActive() { + MOZ_ASSERT(sStringifyableTLSInitialized); + auto* set = sActiveStringifyableInstances.get(); + return set && set->Contains(this); +} + +void Stringifyable::SetActive(bool aIsActive) { + MOZ_ASSERT(sStringifyableTLSInitialized); + auto* myset = sActiveStringifyableInstances.get(); + if (!myset && aIsActive) { + myset = new nsTHashSet(); + sActiveStringifyableInstances.set(myset); + } + MOZ_ASSERT(myset); + if (aIsActive) { + myset->Insert(this); + } else { + myset->Remove(this); + if (myset->IsEmpty()) { + sActiveStringifyableInstances.set(nullptr); + delete myset; + } + } +} + +} // namespace mozilla -- cgit v1.2.3